26729872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{128509}}^1$

素因数の和:128530

約数の個数: 20

約数和(自身を含む): 55773340

約数和(自身を除く): 29043468

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 128509, 257018, 514036, 1028072, 1670617, 2056144, 3341234, 6682468, 13364936, 26729872]

約数ペア:

[(1, 26729872), (2, 13364936), (4, 6682468), (8, 3341234), (13, 2056144), (16, 1670617), (26, 1028072), (52, 514036), (104, 257018), (208, 128509)]